Answers

Add 54/12 and 5/81

1^st number: 4 6/12, 2^nd number: 5/81

54/12 + 5/81 is 739/162.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 81 is 324
   
   Next, find the equivalent fraction of both fractional numbers with denominator 324
2. For the 1st fraction, since 12 × 27 = 324,
   54/12 = 54 × 27/12 × 27 = 1458/324
3. Likewise, for the 2nd fraction, since 81 × 4 = 324,
   5/81 = 5 × 4/81 × 4 = 20/324
4. Add the two like fractions:
   1458/324 + 20/324 = 1458 + 20/324 = 1478/324
5. 1478/324 simplified gives 739/162
6. So, 54/12 + 5/81 = 739/162
   In mixed form: 491/162

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